Our IR35 Services


IR35 Compliance and Protection

We provide a range of IR35 services to help businesses, agencies and contractors prepare and comply with upcoming IR35 legislation changes. Find out more below or give us a call on 03333 449 571.

Status Determination

Including an SDS, insurance cover for legal costs of HMRC investigations, and personal protection insurance for the contractor, this service helps businesses to comply whilst protecting contractors.

IR35 Protection

With an insurance backed IR35 protection service, we can mitigate risk to the whole supply chain and help businesses, agencies and contractors to transition smoothly ahead of IR35 legislation changes.

Status Determination

We take on the liability for making PAYE deductions, reporting to HMRC using RTI, and sending payments to HMRC. We also include an IR35 determination and insurance for the full supply chain.

Interested to read or listen to our take on IR35 and advice that may help you and your business by April 2021?  Head over to our News page to hear about the latest news stories.

Fee Payer Service

Our fee payer service takes on the liability for making PAYE deductions, reporting to HMRC using
Real Time Information (RTI) and sending payments to HMRC.

Outsourcing partnering service

Our outsourcing partnering service enables Optimus Shield to take on both the responsibility for making the IR35 determination and tax liability. Optimus Shield will make the relevant deductions based on the assessment and both report to HMRC via RTI and send payments to HMRC.


Talk To Us Today To Learn More

Optimus Shield is the result of heavily invested research and development to tackle the issues now facing the private sector due to changes to the IR35 legislation being rolled out in April 2021.